import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.URL;
import java.net.URLConnection;

public class ImageNet{
    public static void main(String[] args) throws Exception {
        String urlString = "https://ss0.bdstatic.com/70cFvHSh_Q1YnxGkpoWK1HF6hhy/it/u=2848470628,1229539142&fm=117&gp=0.jpg";
        URL url = new URL(urlString);
        // 打开连接
        URLConnection con = url.openConnection();
        // 输入流
        InputStream is = con.getInputStream();
        // 1K的数据缓冲
        byte[] bs = new byte[1024];
        // 读取到的数据长度
        int len;
        //存储结果
        String path="/Users/lanouhn/Desktop/项目/01.jpg";
        File filename=new File(path);
        // 输出的文件流
        OutputStream os = new FileOutputStream(filename);
        // 开始读取
        while ((len = is.read(bs)) != -1) {
            os.write(bs, 0, len);
        }
        // 完毕，关闭所有链接
        os.close();
        is.close();
    }

}